Organic foods not always free from pesticides

As consumers, we've been conditioned to believe that organic foods are free from hormones and pesticides. Walk into any supermarket, you will find fresh produce, canned foods, poultry, and even personal hygiene products labelled ...

Drought saps California reservoirs as hot, dry summer looms

Each year Lake Oroville helps water a quarter of the nation's crops, sustain endangered salmon beneath its massive earthen dam and anchor the tourism economy of a Northern California county that must rebuild seemingly every ...

Drought saps California reservoirs as hot, dry summer looms

Each year Lake Oroville helps water a quarter of the nation's crops, sustain endangered salmon beneath its massive earthen dam and anchor the tourism economy of a Northern California county that must rebuild seemingly every ...

To enhance creativity, keep your research team fresh

Teamwork is becoming increasingly common in modern science. In this context, the effect of different characteristics of a team on its research performance has been studied extensively. Various factors such as team size, number ...

Volcanic eruptions, hurricanes affect rainfall on Hawai'i Island

To better understand how and where groundwater is recharged on Hawaiʻi Island, a team of earth and atmospheric scientists from the University of Hawai'i at Mānoa looked to the source—rainfall. In a published study, the ...

How oxygen-producing cyanobacteria facilitated complex life

The "Great Oxygenation Event" (GOE), the process whereby the Earth's atmosphere was continuously enriched with oxygen, a waste product of photosynthesis, began ~2.43 billion years ago. The source, according to science, was ...

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